vineetpant/customhouse

Deterministic MCP proxy that blocks money-moving and data-egress tool calls in any agent session that has received untrusted content. No model in the decision path.

3 best points · 1 comments · 2 Hacker News posts · 2 GitHub stars · View on GitHub

Hacker News discussions

• Blocking prompt injection deterministically costs 40% false positives (3 points, 0 comments, by vineetpant, 2026-08-18)
• Show HN: Customhouse – deterministic MCP proxy that blocks agent exfiltration (1 points, 1 comments, by vineetpant, 2026-08-16)